sperm-
美 [spɜ:m] 
英 [spɜ:m]
英汉双解
1. | [c] 精子a cell that is produced by the sex organs of a male and that can combine with a female egg to produce young |
| He has a low sperm count(= very few live male cells) . 他的精液精子计数低。 |
2. | [u] 精液the liquid that is produced by the male sex organs that contains these cells |
英汉解释
例句
But sperm don't have elaborate cells, just a tightly packed nucleus and a tail for swimming to the egg.
但是精子没有明确的细胞结构，只有一个紧密组装的细胞核以及一个便于游动到卵细胞的尾巴。
Starting with a person's own skin would also mean the lab-grown sperm or eggs would not be rejected by the body.
利用某人自身的皮肤进行制备也就意味着，这种实验室培养的精子或卵子不会遭人体排斥。
When I did try to gain just a touch of freedom by retracing a few steps, I felt like a sperm trying to swim the other way.
当我试图折回几步，享受一点点自由时，感觉就像一个精子试图调头游那么艰难。
Biologists have been trying to make sperm outside the body for almost a century.
将近一个世纪以来，生物学家都在尝试体外培育精子，却总是在减数分裂时期失败。
When this little baby grow up and that for her mother who donated sperm, that is, de facto father, love each other know each other.
当这个小婴儿洁莹长大后和那个为她母亲捐献精子的人，即事实上的父亲，相遇相知相爱。
while sperm can survive for several days inside a woman ' s reproductive tract , an egg can only survive for up to 24 hours after ovulation.
精子可以在女性生殖道内存活数日，而排卵后卵子仅能存活24小时。
Bone marrow cell micronucleus test and mice sperm abnormality test had negative results and there was no mutagenicity.
其小鼠骨髓细胞微核和精子畸形试验均为阴性，未显示出致突变性。
The result of this process is sperm cells ready to fuse with an egg.
减数分裂的结果就是使精子细胞和卵细胞结合。
Their study discovered that it did not matter if the man was fat or thin - such a diet had the same negative effect on sperm concentration.
他们的研究发现，男性不管是胖还是瘦，这种富含饱和脂肪的食物都会大大降低精子浓度。
The boy protested; he said he knew his sperm donor, who had a daughter of his own.
那个男孩反对说，他知道他的捐精者，他还有一个他自己的女儿。
He and his wife bought donor vials from a cryogenic sperm bank and he was inseminated at home.
比提与妻子从一个冷冻精子银行买回精子，并在家接受了“人工受精”。
In the course of a man's life, most of his sperm cells are ejaculated under conditions that offer no chance for a fertilization.
男性一生中，绝大多数的精子在无受精机会的情形下被射出。
Sperm ejaculated into a woman's vagina can live in a woman's reproductive tract for up to five days or perhaps even longer.
射入女性阴道的精子可以在女性生殖管道存活至多5天，甚至更久。
Robertson said sperm was more likely to fail if the woman had not previously been exposed to that man's semen for at least three months.
罗伯逊说，如果女方事先接触男方精液的时间达不到至少三个月，那么男方精子不能致孕的可能性更大。
She was created not out of the union of a sperm and an egg but out of the genetic material from an udder cell of a six-year-old sheep.
它不是精卵结合的产物，而是由取自一头六龄羊的乳腺细胞的基因材料生成的。
British scientists are ready to turn female bone marrow into sperm, cutting men out of the process of creating life.
英国科学家已经准备好把女性骨髓转化成精子，从而将男人从创造生命的过程中踢出去。
IVF is a method of assisted reproduction in which a man's sperm and a woman's eggs are combined outside of the body in a laboratory dish.
体外受精是辅助生殖的一种方法，在体外的实验器皿里让男性精子和女性卵子结合。
Your sperm count is still spot checked on each donation; if it's too low, you don't get paid for that deposit.
每次捐献之后，你的精子都要接受检测；如果数量太少，这次捐赠是不会付钱给你的。
"One possibility has to be that it altered the sperm . . . in motility, some increased risk of DNA damage, " she said.
“只有一种可能，在精子运动中，精子改变了，破坏了基因。”她说。
The real question is: how much heat kills sperm?
真正的问题是：高温多高会杀死精子？
He allowed these "enucleated" eggs to be fertilized by sperm from sea urchins of the genus Echinus.
他让这些“无核”的卵跟海胆属的海胆的精子受精。
In this method, an egg will be taken out of a woman, fertilized using sperm in a cell culture dish, and then returned to the woman.
这种技术，就是将女子体内的卵子取出，利用精子使其在细胞培养皿中受精，然后重新植回女子体内。
But he said methods used to measure sperm have changed significantly over time and have not always been reliable.
但他同时也指出过去到现在测量精子的方法已经大不相同，而并不是所有的方法都值得信赖。
In this study, researchers found a connection between a mutation in sperm DNA and a form of dwarfism known as achondroplasia.
在这个研究中，研究者发现精子DNA变异和侏儒症（软骨发育不全）存在联系。
Sitting with a computer on the lap will raise the temperature of men's scrotums, which could affect sperm quality, Reuters reports.
据路透社报道，把手提电脑放到膝上使用会导致男性阴囊温度升高，影响精子质量。
According to research, Swedish sperm donors do it out of a sense of altruism.
调查表明，瑞典的精子捐献者完全是出于自愿才那样做的。
Nine months earlier, he'd handed Harrington, a longtime friend, a container of his sperm to take with her to a fertility doctor.
九个月前，亨德里克斯交给哈林顿——一个他认识了很久的朋友一小罐精子，让她带去给医生进行人工受精。
If the trapped retrovirus happened to be in sperm or egg cells, its DNA might be passed down to the host's descendants.
如果被整合的病毒发生在精子或卵子，其DNA可能会传递给宿主的后代。
The female stores the sperm until she is ready to lay eggs. She may lay 100 at a time, protecting them in a silken egg sac.
母蜘蛛会贮存这些精液直到它为产卵做好了准备。它可以一次产100枚卵，然后将它们保护在一个丝质卵囊内。
A word of caution for men trying to have kids: your laptop may be impacting the quality of your sperm.
给那些想要小孩的男人提个醒：你的电脑也许正在影响你的精子质量。
He has been married to his wife for five years and the couple bought sperm from a donor when they decided to start a family.
他与他的妻子已结婚5年，夫妇买精子时，他们决定开始一个家庭。
She said Irish law does identify the sperm donor as the father, and he therefore had a right to have a relationship with his son.
她说，爱尔兰法律没有确定精子捐赠者就是父亲，因此他有权保持自己同孩子之间的父子关系。
The research did not investigate whether the improvement in sperm quality led to better pregnancy rates.
这项研究没有调查是否改善精子质量导致更好的怀孕率。
The sperm protein used in the new birth control vaccine is called Ph-20. So far it has only been found in Guinea pigs.
在新节育疫苗中使用的精子蛋白叫PH.20。到目前为止仅见于豚鼠。
Having actually been a sperm donor, I can say that you had better be prepared for a long haul.
作为一名曾经的捐精者，我得说你最好做打持久战的准备。
"In this case we were fortunate that Mr Biblis probably had a very good healthy sperm count to start off with, " he said.
“在本例中，很幸运，比布里斯先生的精子健康状况十分良好，为治疗提供了便利。”他说。
Infertility is often caused by the failure of sperm and eggs to meet in the natural way.
不孕不育通常是由于精子和卵子不能够正常受精引起的。
Robin Lovell-Badge, of the National Institute for Medical Research in London, said the creation of female sperm is at least a decade away.
伦敦国家医学研究所的RobinLovell-Badge说，女性精子的制造至少还需要十年。
Several sperm banks in New York City, where men are paid about $60 each time they donate, said there had not been a rise in donors.
纽约市几家精子库称，捐赠者人数并无增加，男子在此捐赠每次可得到60美元。
"IVD sperm can only be produced from stem cells with male [XY] chromosomes, " he said.
“试管精子只能培育自带有男性（XY）染色体的干细胞，”他表示。
While abstaining from sex for a few days raises the sperm count, quality can be damaged if a man ejaculates too infrequently.
虽然短期禁欲可以提高男性的精子数量，但是因为射精减少，精子质量会下降很多。
